En Forme De Petites Etudes Melodiques Et Rythmiques. Composed by Guy Lacour. Full score (study). With Standard notation. Vol.1 Number 1-50. Gerard Billaudot Editeur #534-00272. Published by Gerard Billaudot Editeur (PR.534002720).
Volume 1. Composed by Guy Lacour. With Standard notation. Gerard Billaudot Editeur #524-01475. Published by Gerard Billaudot Editeur (PR.524014750).
Sur Les Modes a Transpositions Limitees D’Oliver Messiaen. Composed by Guy Lacour. Collection Guy Touvron. Full score (study). With Standard notation. Gerard Billaudot Editeur #524-02033. Published by Gerard Billaudot Editeur (PR.524020330).
50 Easy and Progressive Studies Book 1. Composed by Guy Lacour. Full score (study). With Standard notation. Gerard Billaudot Editeur #524-02031. Published by Gerard Billaudot Editeur (PR.524020310).
Composed by Guy Lacour. With Standard notation. Gerard Billaudot Editeur #524-02034. Published by Gerard Billaudot Editeur (PR.524020340).